Home / 15,210.16-22,816.44-5,351.65

Finding the Fourth Proportional to 15,210.16, 22,816.44 and 5,351.65

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Solution

The fourth proportional to 15,210.16, 22,816.44 and 5,351.65 is: 8,027.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210.16 : 22,816.44 = 5,351.65 : x
  2. Step 2: Convert to fraction form
    15,210.16/22,816.44 = 5,351.65/x
  3. Step 3: Cross multiply
    15,210.16x = 22,816.44 × 5,351.65
  4. Step 4: Simplify right side
    15,210.16x = 122,105,544.08
  5. Step 5: Solve for x
    x = 122,105,544.08/15,210.16
  6. Step 6: Final answer
    x = 8,027.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.